42517143

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{7393}}^1$

素因数の和:7476

約数の個数: 20

約数和(自身を含む): 64416528

約数和(自身を除く): 21899385

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 7393, 22179, 66537, 199611, 524903, 598833, 1574709, 4724127, 14172381, 42517143]

約数ペア:

[(1, 42517143), (3, 14172381), (9, 4724127), (27, 1574709), (71, 598833), (81, 524903), (213, 199611), (639, 66537), (1917, 22179), (5751, 7393)]